INDEX

5 GHz Wi-Fi is Now Mainstream

1Q 2015 | IN-3509

The 5 GHz band has been a part of Wi-Fi for two decades, when the IEEE started work on 802.11a. 5 GHz spectrum was utilized early on by the enterprise space where Wi-Fi first anticipated and saw a dense user environment. Over the years, video has been a key application driving the band’s use into the consumer space. This occurred as 5 GHz Wi-Fi switched from 802.11a to 802.11n and to 802.11ac, making vast improvements in data rate, payload efficiency, latency, and power consumption. The 5 GHz band has key advantages over the 2.4 GHz band that drove the market to shift in favor of the 5 GHz band.

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